Iris never imagined that she could fall in love with an immortal creature who was known to be so cruel. Was it about her having a strange fetish with that creature, or because of his charm that couldn't make her eyes blink for a few tens of seconds. Jonathan Hickman, the demonic figure most feared by the demon hunter organization. His first encounter was like an ocean of magic. Bewitched by the figure of Iris who gave herself up to avenge the deaths of her adoptive parents. But unfortunately, Iris was chosen to be one of the demon slayer where the main target of the organization is to hunt down Jonathan. The two intersecting roads miss and need each other. How will the story begun? Will Iris betray her friend or will she have to let Jonathan die at her friend's hands? Read the full story in this novel.